Director/PDMR Shareholding

GlaxoSmithKline PLC
02 August 2005




   Notification of Transactions of Directors, Persons Discharging Managerial
                      Responsibility or Connected Persons


Following a re-valuation of the cash element of the notional investment held
within the US Retirement Savings Plan, which is notionally held in GSK Ordinary
Share ADRs, the Administrators of the Plan notified GlaxoSmithKline plc and the
under-mentioned person on 02 August 2005 of an increase in the notional
allocation of Ordinary Share ADRs on 29 July 2005 at a price of $47.44 per
share:-




Russell Greig                     4



This notification relates to a transaction notified in accordance with
Disclosure Rule 3.1.4R(1)(a).



S M Bicknell
Company Secretary
02 August 2005




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